253395480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1279}}^1$

素因数の和:1433

約数の個数: 128

約数和(自身を含む): 825753600

約数和(自身を除く): 572358120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 127, 130, 156, 195, 254, 260, 312, 381, 390, 508, 520, 635, 762, 780, 1016, 1270, 1279, 1524, 1560, 1651, 1905, 2540, 2558, 3048, 3302, 3810, 3837, 4953, 5080, 5116, 6395, 6604, 7620, 7674, 8255, 9906, 10232, 12790, 13208, 15240, 15348, 16510, 16627, 19185, 19812, 24765, 25580, 30696, 33020, 33254, 38370, 39624, 49530, 49881, 51160, 66040, 66508, 76740, 83135, 99060, 99762, 133016, 153480, 162433, 166270, 198120, 199524, 249405, 324866, 332540, 399048, 487299, 498810, 649732, 665080, 812165, 974598, 997620, 1299464, 1624330, 1949196, 1995240, 2111629, 2436495, 3248660, 3898392, 4223258, 4872990, 6334887, 6497320, 8446516, 9745980, 10558145, 12669774, 16893032, 19491960, 21116290, 25339548, 31674435, 42232580, 50679096, 63348870, 84465160, 126697740, 253395480]

約数ペア:

[(1, 253395480), (2, 126697740), (3, 84465160), (4, 63348870), (5, 50679096), (6, 42232580), (8, 31674435), (10, 25339548), (12, 21116290), (13, 19491960), (15, 16893032), (20, 12669774), (24, 10558145), (26, 9745980), (30, 8446516), (39, 6497320), (40, 6334887), (52, 4872990), (60, 4223258), (65, 3898392), (78, 3248660), (104, 2436495), (120, 2111629), (127, 1995240), (130, 1949196), (156, 1624330), (195, 1299464), (254, 997620), (260, 974598), (312, 812165), (381, 665080), (390, 649732), (508, 498810), (520, 487299), (635, 399048), (762, 332540), (780, 324866), (1016, 249405), (1270, 199524), (1279, 198120), (1524, 166270), (1560, 162433), (1651, 153480), (1905, 133016), (2540, 99762), (2558, 99060), (3048, 83135), (3302, 76740), (3810, 66508), (3837, 66040), (4953, 51160), (5080, 49881), (5116, 49530), (6395, 39624), (6604, 38370), (7620, 33254), (7674, 33020), (8255, 30696), (9906, 25580), (10232, 24765), (12790, 19812), (13208, 19185), (15240, 16627), (15348, 16510)]